Quadrios Cord End Terminals Ring terminal 616201 - Quadrios 23C519, The Quadrios 23C519 Ring Terminal is a crimp connector with a cross section capacity of 1.5 mm² and a hole diameter of 8.5 mm, suitable for partially insulated applications. Manufactured by Quadrios, these ring terminals are colour-coded in red and come in a pack of 50 pieces. Typically used as automotive crimp terminals, they provide a solder-free connection solution for electrical applications in vehicles. Quadrios 23C519 Ring Terminal 1.5mm² 8.5mm Hole Ø Red 50 pcs